Posted 3d ago

Principal Engineer

@ Intercontinental Exchange
New York, New York, United States
$180k-$225k/yrOnsiteFull Time
Responsibilities:Designing platform, Building UI, Developing APIs
Requirements Summary:8+ years software development; 4+ years React/TypeScript; BS in CS/CE; REST APIs; data-intensive web apps; internal tools; AI coding assistants.
Technical Tools Mentioned:React, TypeScript, Python, C++, Java, REST APIs, Kafka, FastAPI, Flask, Django, WebSocket, SSE, gRPC-Web, AI coding assistants
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Job Description
Overview

Job Purpose

As a Principal Engineer, you will work on maintenance and modernization of web-based test management platform for exchange testing. The platform will be used by QA and Development teams to author, execute, and validate test cases against a trading system. You will be responsible for driving the architecture and technology decisions, building and maintaining the platform, coordinating test execution workflows, training users, and providing ongoing support.

 

 

Responsibilities

  • Design and build a modern web-based platform using React, TypeScript, and Python, integrating with existing testing infrastructure featuring C++, Java, and Python architectures
  • Build intuitive UI components for test authoring, execution monitoring, and result analysis that simplify complex protocol-level operations for QA users
  • Develop backend services including REST APIs, real-time streaming, custom file parsers, and in-memory data indexing for large datasets
  • Work side by side with QA teams to understand testing workflows and translate them into effective UI/UX designs
  • Perform troubleshooting of software and environment configuration issues across testing infrastructure
  • Gain experience with Iterative and Agile software development methodologies and participate in all aspects of the full development lifecycle

 

Knowledge and Experience

  • Bachelor's degree in Computer Science, Computer Engineering, or related Engineering field
  • 8+ years of experience in software development 
  • 4+ years building data-intensive web applications with React/TypeScript frontends 
  • Strong experience building complex interactive UIs — dynamic forms, data tables with large datasets, real-time streaming displays, and diff/comparison views
  • Experience designing and building RESTful APIs
  • Experience building internal tools or platforms for technical users
  • Proficiency in using of AI coding assistants (Claude Code, Cursor, Copilot, or equivalent) as a daily part of the development workflow

 

Preferred Knowledge and Experience

  • Prior experience working on development of Trading Systems Test tools is a plus
  • Experience with trading and financial applications
  • Knowledge of FIX protocol or other message-based communication protocols
  • Experience with custom binary or text protocol parsing
  • Experience building developer tools, test management platforms, or data exploration UIs
  • Experience building UIs that consume real-time data streams (WebSocket / SSE / gRPC-Web)
  • Familiarity with Kafka concepts 
  • Experience with Python web frameworks (FastAPI, Flask, or Django) and async programming
  • Familiarity with C++ or Java codebases

 

New York Base Salary Range 

The expected base salary for this role, if located in New York, is between $180,000 – $225,000 USD. The base salary range does not include Intercontinental Exchange’s incentive compensation.  While we provide this range as general guidance, at ICE we compensate employees based on the skillset and experience of the individual. Regular full-time ICE employees are eligible for a suite of competitive employee benefits, including healthcare coverage (medical, dental and vision), a 401(k) plan, life insurance, time off, and paid leave for qualifying circumstances. 

 

 

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Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.